Think smaller than the footprint of a 1.44 MB floppy disk. Weighing only 75 grams (2.7 ounces), it is equipped with the latest generation 1.8 inch hard drive. Usable without an external power supply (powered directly from the USB 2.0 port), it is ideal for traveling or carrying to and from work. This highly portable archive center can hold ALL your data plus some. The ideal solution for laptop PCs.